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74LV138PW,112

厂牌: NXP SEMICONDUCTORS
产品描述:
供应商型号: Q-74LV138PW,112
供应商: 期货订购
标准整包数: 1
NXP SEMICONDUCTORS 模拟开关/多路复用器 74LV138PW,112

74LV138PW,112概述

    Nexperia 74LV138: A High-Performance 3-to-8 Line Decoder/Demultiplexer
    Product Introduction
    The Nexperia 74LV138 is a low-voltage CMOS-based integrated circuit designed for advanced digital signal processing. It serves as both a decoder and demultiplexer, offering users the ability to decode three binary-weighted address inputs into eight mutually exclusive active LOW outputs. The device is widely applicable across various industries due to its compact footprint, robust performance, and compatibility with a wide range of operating conditions.
    The 74LV138 operates within the voltage range of 1.0 V to 5.5 V, making it suitable for modern low-power and mixed-signal applications. Its primary function involves managing address selection and signal distribution, particularly useful in scenarios requiring high-speed, reliable decoding of multi-line signals.
    Technical Parameters
    Below are the key technical specifications of the 74LV138, extracted directly from the datasheet:
    | Parameter | Value |

    | Operating Voltage Range | 1.0 V to 5.5 V |
    | Propagation Delay | 12 ns to 32 ns (VCC = 3.3 V) |
    | Output High Voltage (VOH) | ≥ 2.4 V |
    | Output Low Voltage (VOL) | ≤ 0.55 V |
    | Ground Bounce | < 0.8 V (at VCC = 3.3 V) |
    | Power Dissipation | Up to 500 mW |
    | Pin Configuration | SO16, TSSOP16, etc. |
    Additional features include support for TTL input levels when VCC ranges between 2.7 V and 3.6 V, providing excellent compatibility with legacy systems.
    Product Characteristics and Advantages
    1. Wide Operating Voltage Range: Supports 1.0 V to 5.5 V, ensuring adaptability to both modern and traditional circuits.
    2. Optimized for Low-Voltage Applications: Excellent efficiency at 1.0 V to 3.6 V, ideal for battery-powered or energy-constrained designs.
    3. Demultiplexing Capability: Useful in reducing the complexity of address decoding in memory management.
    4. Multiple Input Enable Function: Facilitates easy expansion through parallel connection of multiple devices.
    5. High Reliability: ESD protection exceeds industry standards (2000 V for HBM and 200 V for MM).
    6. Package Flexibility: Available in several form factors, including SO16, SSOP16, TSSOP16, and DHVQFN16, allowing for easy integration into diverse circuit layouts.
    These advantages make the 74LV138 a standout choice for high-performance electronic designs in memory addressing, bus management, and general-purpose decoding tasks.
    Application Case Studies and Usage Recommendations
    1. Memory Chip Select Decoding: The device's decoder function is highly effective in selecting specific memory chips among an array, minimizing latency in complex systems.
    2. Strobe Functions in Staggered Memory Access: When one of the enable inputs is used as a data input, the remaining enable inputs serve as strobes, simplifying bus management.
    3. Parallel Expansion: Four devices and one inverter can be used to create a 1-of-32 decoder, making it an economical and efficient solution for large-scale decoding needs.
    Recommendations:
    - Always ensure unused enable inputs are permanently tied to their appropriate active HIGH or LOW states to prevent unintended behavior.
    - Use termination resistances equal to the output impedance of pulse generators for optimal measurement accuracy during switching time tests.
    Compatibility and Support
    The 74LV138 maintains compatibility with existing components based on 74HC138 and 74HCT138, enabling seamless upgrades without significant redesigns. Nexperia offers comprehensive support through its extensive documentation, technical assistance, and industry-standard warranty policies.
    Common Issues and Solutions
    1. Ground Bounce Problem: Ensure proper decoupling capacitors are placed close to the power supply pins to m

74LV138PW,112参数

参数
传播延迟时间 -
最小工作供电电压 -
电路数量 -
供电类型 -
最大工作供电电压 -
输出数量 -
输入数量 -
低电平输出电流 -
高电平输出电流 -
通用封装 TSSOP16
零件状态 在售
包装方式 散装,管装

74LV138PW,112厂商介绍

NXP Semiconductors是一家全球领先的半导体公司,总部位于荷兰。公司专注于提供高性能、安全和互联的解决方案,以推动智能生活和智能城市的发展。NXP的产品广泛应用于汽车、工业和物联网(IoT)、移动设备、通信基础设施等多个领域。

主营产品分类包括:
1. 微控制器(MCU):广泛应用于嵌入式系统,如智能家居、工业自动化等。
2. 射频(RF)和无线技术:包括NFC、蓝牙等,用于无线通信和数据传输。
3. 汽车电子:为汽车提供安全、连接和动力管理解决方案。
4. 安全解决方案:包括安全元件和软件,保护数据和交易安全。
5. 分立器件和传感器:用于各种检测和测量应用。

NXP Semiconductors的优势在于:
- 强大的研发能力:持续投入研发,推动技术创新。
- 广泛的产品线:提供多样化的产品,满足不同市场需求。
- 深厚的行业经验:在多个领域拥有丰富的经验和专业知识。
- 全球化布局:在全球范围内设有研发中心和生产基地,为客户提供本地化服务。

74LV138PW,112数据手册

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NXP SEMICONDUCTORS 模拟开关/多路复用器 NXP SEMICONDUCTORS 74LV138PW,112 74LV138PW,112数据手册

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价格梯度 中国香港交货 内地交货(含增值税)
1005+ $ 0.1398 ¥ 1.1839
库存: 886
起订量: 3633 增量: 0
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